101021200110987 has 32 divisors (see below), whose sum is σ = 150062959872000. Its totient is φ = 60029863983360.

The previous prime is 101021200110979. The next prime is 101021200111033. The reversal of 101021200110987 is 789011002120101.

It is not a de Polignac number, because 101021200110987 - 2³ = 101021200110979 is a prime.

It is a super-2 number, since 2×101021200110987² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101021200110907) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90867237 + ... + 91972262.

It is an arithmetic number, because the mean of its divisors is an integer number (4689467496000).

Almost surely, 2^{101021200110987} is an apocalyptic number.

101021200110987 is a deficient number, since it is larger than the sum of its proper divisors (49041759761013).

101021200110987 is a wasteful number, since it uses less digits than its factorization.

101021200110987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182840003.

The product of its (nonzero) digits is 2016, while the sum is 33.

The spelling of 101021200110987 in words is "one hundred one trillion, twenty-one billion, two hundred million, one hundred ten thousand, nine hundred eighty-seven".